Swift Stories
![illustration of NASA’s Neil Gehrels Swift Observatory in space.](https://science.nasa.gov/wp-content/uploads/2023/06/swift-view-01-comp-print-jpg.webp?w=4096&format=png)
NASA’s Swift Resumes Science Operations
NASA’s Neil Gehrels Swift Observatory resumed science observations April 3 following a successful software update that enables the spacecraft to function using only two gyroscopes (gyros). Swift entered safe mode March 15 after experiencing degrading performance from one of its…
![](https://science.nasa.gov/wp-content/uploads/2024/01/grb-afterglow-4k-30fps-prores.00150-print.jpg?w=4096&format=jpeg)
How NASA Chases and Investigates Bright Cosmic Blips
Stephen Lesage’s phone started vibrating just after halftime on Oct. 9, 2022, while he was watching a soccer game in Atlanta with a friend. When Lesage saw the incoming messages, the match no longer seemed important. There had been a…
![](https://www.nasa.gov/wp-content/uploads/2023/10/webb-stsci-01hawergs3j80eb4nmeff4s3t3.png?w=4096&format=png)
NASA’s Webb Makes First Detection of Heavy Element From Star Merger
Webb’s study of the second-brightest gamma-ray burst ever seen reveals tellurium. A team of scientists has used multiple space and ground-based telescopes, including NASA’s James Webb Space Telescope, NASA’s Fermi Gamma-ray Space Telescope, and NASA’s Neil Gehrels Swift Observatory, to…